(19)
(11) EP 3 520 301 A1

(12)

(43) Date of publication:
07.08.2019 Bulletin 2019/32

(21) Application number: 17784416.4

(22) Date of filing: 29.09.2017
(51) International Patent Classification (IPC): 
H04L 5/00(2006.01)
(86) International application number:
PCT/SE2017/050954
(87) International publication number:
WO 2018/063078 (05.04.2018 Gazette 2018/14)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 30.09.2016 US 201662402741 P

(71) Applicant: Telefonaktiebolaget LM Ericsson (PUBL)
164 83 Stockholm (SE)

(72) Inventors:
  • LIN, Xingqin
    Santa Clara, CA 95054 (US)
  • BERGMAN, Johan
    SE-112 27 Stockholm (SE)
  • GUNNARSSON, Fredrik
    SE-587 50 Linköping (SE)
  • LIBERG, Olof
    SE-118 50 Stockholm (SE)
  • MODARRES RAZAVI, Sara
    SE-583 32 Linköping (SE)
  • RYDÉN, Henrik
    SE-169 52 Solnalinköping (SE)
  • SUI, Yutao
    SE-171 67 Solna (SE)
  • WANG, Yi-Pin Eric
    Fremont California 94539 (US)

(74) Representative: Ericsson 
Patent Development Torshamnsgatan 21-23
164 80 Stockholm
164 80 Stockholm (SE)

   


(54) NARROWBAND POSITIONING REFERENCE SIGNAL